import  javax.swing.*;
import java.awt.*;

public class GameFrame extends JFrame {
   final int frameSize = 1000;
   public void launch(){
       this.setTitle("贪吃蛇");
       this.setSize(frameSize, frameSize);
       this.setLocationRelativeTo(null);
       this.setVisible(true);
       this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   }
   public void paint(Graphics graphics){
       graphics.setColor(Color.pink);
       graphics.fillRect(0, 0,frameSize,frameSize);
   }

    public static void main(String[] args) {
        GameFrame gameFrame = new GameFrame();
        gameFrame.launch();
    }
}